/*
* Copyright 2009 Niclas Hedhman.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
* implied.
*
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.qi4j.api.common;
import org.junit.Test;
import org.qi4j.api.entity.EntityBuilder;
import org.qi4j.api.entity.EntityComposite;
import org.qi4j.api.property.Property;
import org.qi4j.api.unitofwork.UnitOfWork;
import org.qi4j.api.unitofwork.UnitOfWorkCompletionException;
import org.qi4j.bootstrap.AssemblyException;
import org.qi4j.bootstrap.ModuleAssembly;
import org.qi4j.entitystore.memory.MemoryEntityStoreService;
import org.qi4j.spi.uuid.UuidIdentityGeneratorService;
import org.qi4j.test.AbstractQi4jTest;
public class RemovalTest
extends AbstractQi4jTest
{
public void assemble( ModuleAssembly module )
throws AssemblyException
{
module.entities( TestEntity.class );
module.entities( PidRegulator.class );
module.services( MemoryEntityStoreService.class );
module.services( UuidIdentityGeneratorService.class );
}
@Test
public void givenEntityIsCreatedAndUnitOfWorkIsNotCompletedWhenEntityIsRemoveThenSuccessfulRemoval()
throws Exception
{
UnitOfWork uow = module.newUnitOfWork();
EntityBuilder<TestEntity> builder = uow.newEntityBuilder( TestEntity.class, "123" );
builder.instance().test().set( "habba" );
TestEntity test = builder.newInstance();
uow.remove( test );
uow.complete();
}
@Test
public void givenStandardPidRegulatorWhenNoChangeInInputExpectOutputToGoTowardsMinimum()
throws Exception
{
UnitOfWork uow = module.newUnitOfWork();
PidRegulator regulator = null;
try
{
regulator = createPidRegulator( uow );
}
finally
{
if( regulator != null )
{
uow.remove( regulator );
}
// TODO: This problem is related to that uow.remove() has a bug.
// If the Entity is both created and removed in the same session, then the remove() should simply remove
// the entity from the internal UoW holding area, and not set the REMOVED status.
// Probably that UnitOfWorkInstance.remove() should also call instanceCache.remove(), but the question is
// then what is an InstanceKey vs EntityReference
uow.complete();
}
}
public interface TestEntity
extends EntityComposite
{
@Optional
Property<String> test();
}
private PidRegulator createPidRegulator( UnitOfWork uow )
throws UnitOfWorkCompletionException
{
EntityBuilder<PidRegulator> builder = uow.newEntityBuilder( PidRegulator.class );
PidRegulator prototype = builder.instance();
prototype.p().set( 1.0f );
prototype.i().set( 10f );
prototype.d().set( 0.1f );
prototype.maxD().set( 10f );
prototype.maximum().set( 100f );
prototype.minimum().set( 0f );
PidRegulator regulator = builder.newInstance();
return regulator;
}
// @Mixins( { PidRegulatorAlgorithmMixin.class } )
public interface PidRegulator
extends PidParameters, EntityComposite
{
}
public interface PidParameters
{
Property<Float> p();
Property<Float> i();
Property<Float> d();
Property<Float> maxD();
Property<Float> minimum();
Property<Float> maximum();
}
}